Editor: Remove unused code from open editors window.

Change-Id: I830786192e5087d6bfdef9ce33fc67f441915136
Reviewed-by: Eike Ziller <eike.ziller@digia.com>

src/plugins/coreplugin/editormanager/openeditorswindow.cpp

@@ -92,19 +92,6 @@ void OpenEditorsWindow::setVisible(bool visible)
         setFocus();
 }
 
-bool OpenEditorsWindow::isCentering()
-{
-    int internalMargin = m_editorList->viewport()->mapTo(m_editorList, QPoint(0,0)).y();
-    QRect rect0 = m_editorList->visualItemRect(m_editorList->topLevelItem(0));
-    QRect rect1 = m_editorList->visualItemRect(m_editorList->topLevelItem(m_editorList->topLevelItemCount()-1));
-    int height = rect1.y() + rect1.height() - rect0.y();
-    height += 2 * internalMargin;
-    if (height > HEIGHT)
-        return true;
-    return false;
-}
-
-
 bool OpenEditorsWindow::eventFilter(QObject *obj, QEvent *e)
 {
     if (obj == m_editorList) {
@@ -176,24 +163,6 @@ void OpenEditorsWindow::selectNextEditor()
     selectUpDown(true);
 }
 
-void OpenEditorsWindow::centerOnItem(int selectedIndex)
-{
-    if (selectedIndex >= 0) {
-        QTreeWidgetItem *item;
-        int num = m_editorList->topLevelItemCount();
-        int rotate = selectedIndex-(num-1)/2;
-        for (int i = 0; i < rotate; ++i) {
-            item = m_editorList->takeTopLevelItem(0);
-            m_editorList->addTopLevelItem(item);
-        }
-        rotate = -rotate;
-        for (int i = 0; i < rotate; ++i) {
-            item = m_editorList->takeTopLevelItem(num-1);
-            m_editorList->insertTopLevelItem(0, item);
-        }
-    }
-}
-
 void OpenEditorsWindow::setEditors(const QList<EditLocation> &globalHistory, EditorView *view)
 {
     m_editorList->clear();

src/plugins/coreplugin/editormanager/openeditorswindow.h

@@ -78,8 +78,6 @@ private:
     void addHistoryItems(const QList<EditLocation> &history, EditorView *view, QSet<IDocument*> &documentsDone);
     void addRestoredItems();
     void ensureCurrentVisible();
-    bool isCentering();
-    void centerOnItem(int selectedIndex);
     void selectUpDown(bool up);
 
     bool isSameFile(IEditor *editorA, IEditor *editorB) const;